Table 5-1 -Refer to Table 5-1. Suppose That D2 and S1 Are

Table 5-1
-Refer to Table 5-1. Suppose that D2 and S1 are the prevailing demand and supply curves for a product. If the demand schedule changes from D2 to D1, then:

A) equilibrium price increases from $6 to $8.
B) equilibrium quantity increases from 13 to 18
C) equilibrium quantity decreases from 15 to 13.
D) equilibrium price decreases from $6 to $4.